156679820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41893}}^1$

素因数の和:41930

約数の個数: 48

約数和(自身を含む): 380062368

約数和(自身を除く): 223382548

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 41893, 83786, 167572, 209465, 418930, 460823, 712181, 837860, 921646, 1424362, 1843292, 2304115, 2848724, 3560905, 4608230, 7121810, 7833991, 9216460, 14243620, 15667982, 31335964, 39169955, 78339910, 156679820]

約数ペア:

[(1, 156679820), (2, 78339910), (4, 39169955), (5, 31335964), (10, 15667982), (11, 14243620), (17, 9216460), (20, 7833991), (22, 7121810), (34, 4608230), (44, 3560905), (55, 2848724), (68, 2304115), (85, 1843292), (110, 1424362), (170, 921646), (187, 837860), (220, 712181), (340, 460823), (374, 418930), (748, 209465), (935, 167572), (1870, 83786), (3740, 41893)]